Every route Kardiacs plans is built from OpenStreetMap way geometry.
Map data © OpenStreetMap contributors, available under the Open Database License (ODbL).
The map you see and navigate on is rendered by Mapbox, whose styles draw on OpenStreetMap and other sources. The full list is in the attribution panel on the map itself — the “i” in the map's corner.
© Mapbox © OpenStreetMap. About these maps.
Climb, grade, and the hill corrections in route planning come from Terrain Tiles, an open elevation dataset published on the Registry of Open Data on AWS and assembled by Tilezen from public national and global elevation surveys. Those surveys require the following attribution, reproduced in full:
ArcticDEM terrain data DEM(s) were created from DigitalGlobe, Inc., imagery and funded under National Science Foundation awards 1043681, 1559691, and 1542736; Australia terrain data © Commonwealth of Australia (Geoscience Australia) 2017; Austria terrain data © offene Daten Österreichs – Digitales Geländemodell (DGM) Österreich; Canada terrain data contains information licensed under the Open Government Licence – Canada; Europe terrain data produced using Copernicus data and information funded by the European Union - EU-DEM layers; Global ETOPO1 terrain data U.S. National Oceanic and Atmospheric Administration; Mexico terrain data source: INEGI, Continental relief, 2016; New Zealand terrain data Copyright 2011 Crown copyright (c) Land Information New Zealand and the New Zealand Government (All rights reserved); Norway terrain data © Kartverket; United Kingdom terrain data © Environment Agency copyright and/or database right 2015. All rights reserved; United States 3DEP (formerly NED) and global GMTED2010 and SRTM terrain data courtesy of the U.S. Geological Survey.
Conditions and forecasts come from Apple Weather, credited on the weather screen itself along with the data sources Apple requires us to name.